Consult with your doctor if you experience recurrent, sudden, severe dizziness or prolonged episodes of dizziness, faintness, lightheadedness or vertigo. 1  Definition. 2  Causes.
Dosage of castor oil for constipation relief. Castor oil is taken internally. According to Dr.Mercola and World Health Organization the castor oil intake should not prevail 0.7 mg/kg body weight per day. It is one tablespoon for adults and one teaspoon for children.
For constipation: 30 mL of olive oil. For high blood pressure: 30-40 grams per day of extra-virgin olive oil as part of the diet. 400 mg of olive leaf extract four times daily has also been used for high blood pressure.